Biosafety cabinets are core Level 1 protective equipment in microbiology laboratories, disease control centers, pharmaceutical companies, hospital testing, and biological research settings. They are a key barrier to prevent biological hazards and ensure compliant operation of experiments and production.

The core principles of laboratory renovation are safety and compliance, functionality, corrosion resistance and easy cleaning, and system reliability. It follows a five-step process: planning, layout, materials, water, electricity, gas and ventilation, and construction and acceptance, and strictly adheres to standards such as GB 50447 and GB 19489.